Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5713474 | Innerlayer surface treating rack | — | 1998-02-03 |
| 5613930 | Device for extracting, storing and handling drill bit cassettes | David C. Chrisman | 1997-03-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5713474 | Innerlayer surface treating rack | — | 1998-02-03 |
| 5613930 | Device for extracting, storing and handling drill bit cassettes | David C. Chrisman | 1997-03-25 |